package com.xiang.springcloud.contoller;


import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.xiang.springcloud.pojo.Dept;
import com.xiang.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

//提供Restful服务
@RestController
public class DeptController {
    @Autowired
    private DeptService deptService;

    @GetMapping("/dept/get/{id}")
    @HystrixCommand(fallbackMethod = "hystrixGet")
    public Dept get(@PathVariable("id") Long id){
        Dept dept = deptService.queryDeptById(id);
        if(dept==null){
            throw new RuntimeException(("id=>"+id+"不存在该用户，或者信息无法找到~"));
        }
        return dept;
    }
    //备选方法
    public Dept hystrixGet(@PathVariable("id") Long id){
        return new Dept()
                .setDeptno(id)
                .setDname("id=>"+id+"没有对应的信息，null--@Hysrix")
                .setDb_source("have no this database in Mysql");
    }
}
